Perpendicular mode magnetic transducer head

Details Perpendicular mode magnetic transducer head Perpendicular mode magnetic transducer head

G - Physics

11

B

352/29

G11B 5/127 (2006.01)

Patent

CA 1179771

ABSTRACT OF THE DISCLOSURE A magnetic transducer head having a main magnetic pole formed of a thin film magnetic material having a major surface and facing to a magnetic recording medium at one end thereof, an auxiliary magnetic core provided adjacent to the major surface of the thin film magnetic material having a thickness a along a direction perpendicular to the major surface, an end of the auxiliary magnetic core being remote from the end of the main magnetic pole with a distance ?, a coil wound around the main magnetic pole and the auxiliary magnetic core and at the end of the auxiliary magnetic core, the coil having a thickness b, wherein the a, b and ? are so selected for satisfying that a value (a+ ? )/ ? is not less than 0.55 but not more than 2.4.

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